NEW
Font size
S
M
L
XL
WorksheetsBlood Circulation
Total questions: 20
Worksheet time: 3mins
Name
Class
Date
1.
1. What is the primary function of the circulatory system?
a)
Transport nutrients
b)
Fight infections
c)
Regulate body temperature
d)
All of the above
e)
None of the above
2.
2. Which blood vessel carries blood away from the heart?
a)
Vein
b)
Artery
c)
Capillary
d)
Lymphatic vessel
e)
None of the above
3.
3. What is the largest artery in the human body?
a)
Aorta
b)
Superior vena cava
c)
Inferior vena cava
d)
Pulmonary artery
e)
Pulmonary vein
4.
4. Where does blood exchange oxygen and carbon dioxide?
a)
Lungs
b)
Heart
c)
Kidneys
d)
Liver
e)
Intestines
5.
5. Which chamber of the heart pumps blood to the body?
a)
Right atrium
b)
Left atrium
c)
Right ventricle
d)
Left ventricle
e)
None of the above
6.
6. What is the name of the valve between the left atrium and left ventricle?
a)
Tricuspid valve
b)
Bicuspid valve
c)
Pulmonary valve
d)
Aortic valve
e)
None of the above
7.
7. What is the primary function of red blood cells?
a)
Carry oxygen
b)
Fight infections
c)
Clotting
d)
Transport nutrients
e)
None of the above
8.
8. What is the main component of plasma?
a)
Red blood cells
b)
White blood cells
c)
Platelets
d)
Water
e)
Proteins
9.
9. What is the term for the condition where blood pressure is consistently high?
a)
Hypertension
b)
Hypotension
c)
Anemia
d)
Leukemia
e)
Thrombosis
10.
10. What is the process by which blood clots?
a)
Hemostasis
b)
Hemolysis
c)
Hemorrhage
d)
Hemophilia
e)
Hemoglobin
11.
11. Which blood vessel carries deoxygenated blood from the body to the heart?
a)
Pulmonary artery
b)
Pulmonary vein
c)
Aorta
d)
Superior vena cava
e)
Inferior vena cava
12.
12. What is the name of the heart's natural pacemaker?
a)
Sinoatrial (SA) node
b)
Atrioventricular (AV) node
c)
Bundle of His
d)
Purkinje fibers
e)
None of the above
13.
13. What is the term for the rhythmic contraction of the heart?
a)
Heartbeat
b)
Cardiac cycle
c)
Pulse
d)
Blood pressure
e)
None of the above
14.
14. Which blood cells are involved in the immune response?
a)
Red blood cells
b)
White blood cells
c)
Platelets
d)
Plasma
e)
None of the above
15.
15. What is the main function of the lymphatic system?
a)
Transport oxygen
b)
Filter blood
c)
Collect fluid that leaks from blood vessels
d)
Fight infections
e)
All of the above
16.
16. What is the term for a blood clot that travels through the bloodstream?
a)
Embolus
b)
Thrombus
c)
Aneurysm
d)
Varicose vein
e)
None of the above
17.
17. Which blood vessel carries oxygenated blood from the lungs to the heart?
a)
Pulmonary artery
b)
Pulmonary vein
c)
Aorta
d)
Superior vena cava
e)
Inferior vena cava
18.
18. What is the primary function of platelets?
a)
Carry oxygen
b)
Fight infections
c)
Clotting
d)
Transport nutrients
e)
None of the above
19.
19. What is the term for the condition where there is a deficiency of red blood cells?
a)
Anemia
b)
Leukemia
c)
Thrombosis
d)
Aneurysm
e)
None of the above
20.
20. Which blood vessel carries oxygenated blood from the heart to the body?
a)
Pulmonary artery
b)
Pulmonary vein
c)
Aorta
d)
Superior vena cava
e)
Inferior vena cava
Reset
